Synonyms of decelerate
1 slow down or up • The driver kept accelerating and decelerating.
slow down or up
slow • The car slowed down as they passed customs.
brake • She braked to a halt and switched off.
put the brakes on
hit the brakes
, speed up
, pick up speed
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brakeWhen a vehicle or its driver brakes, or when a driver brakes a vehicle, the driver makes it slow down or stop by using the brakes.
• She braked to a halt and switched off.
• The car slowed down as they passed customs.
• Damage to the turbine slowed the work down.
Thesaurus for decelerate from the Collins English Thesaurus